单选题A vessel conducting mine clearing operations will show（）.Athree balls in a vertical lineBtwo balls in a vertical lineCone ball near the foremast and one ball at each fore yardDone diamond near the foremast head and one ball at each fore yard
单选题
A vessel conducting mine clearing operations will show（）.
A
three balls in a vertical line
B
two balls in a vertical line
C
one ball near the foremast and one ball at each fore yard
D
one diamond near the foremast head and one ball at each fore yard
参考解析
解析：
暂无解析
相关考题：
When clearing customs for a foreign voyage，which of the following is processed at the custom's house and returned to the vessel? ______.A.Shipping ArticlesB.Traveling Curio ManifestC.Official LogbookD.Cargo Gear Register
Which vessel may show three lights in a vertical line，the top and bottom being red and the middle being white?A.A vessel engaged in diving operationsB.A pilot vesselC.A vessel trawlingD.All of the above
A vessel aground would show the same dayshape as a ______.A.vessel towing a submerged objectB.dredge underway and dredgingC.hydrographic survey vessel at anchor and surveyingD.None of the above
In terms of vessel manning，a watch is the ______.A.direct performance of deck or engine operations in a scheduled and fixed rotationB.performance of maintenance work necessary for the vessel's safe operation，on a daily basisC.performance of lookout dutiesD.direct performance of cargo loading and discharge operations only
Persons who have taken part in salvage operations，notwithstanding the express and reasonable prohibition on the part of ______________，have no right to any remuneration.A.the vessel from which the services were renderedB.the vessel to which the services were renderedC.the persons whose lives were savedD.the salvors of the vessel，her cargo and accessories
A vessel showing a rigid replica of the International Code flag "A" is engaged in ______.A.diving operationsB.dredgingC.fishingD.mineclearance operations
LAND-BASED AUTHORITY CONDUCTING AND CO-ORDINATING SEARCH AND RESCUE OPERATIONS IN A DESIGNATED AREA defines ______．A.RCCB.OSCC.CSSD.GPS
A vessel engaged in mine clearance operations is called ______.A.a vessel restricted in her ability to maneuverB.a vessel not under commandC.a vessel constrained by her draughtD.a vessel not under way
单选题A towing vessel pushing a barge ahead and rigidly connected in a composite unit shall show the lights of（）.Aa vessel towing by pushing aheadBa power-driven vessel，not towingCa barge being pushed aheadDeither answer A or answer B
单选题A towing vessel 30 meters in length is pushing barges ahead. How many white masthead lights is the vessel REQUIRED to show at night?（）AOneBTwoCThreeDFour
单选题Which statement is TRUE concerning a towing vessel which，due to the nature of her work，is unable to keep out of the way of another vessel?（）ABy day，she shall carry a black cylinder shapeBBy day，she shall carry two black balls in a vertical lineCBy night，she would show the same lights as a vessel not under commandDBy day，she would show the same shapes as a vessel restricted in her ability to maneuver
单选题At night you observe a vessel ahead show three flashes of a white light. This signal indicates that the vessel ahead is（）.Ain distressBapproaching a bend in the channelCoperating astern propulsionDintending to overtake another vessel
单选题Which vessel may show three lights in a vertical line，the top and bottom being red and the middle being white? （）AA vessel engaged in diving operationsBA pilot vesselCA vessel trawlingDAll of the above
单选题During a stability test on a small passenger vessel（）.Athe vessel must be moored snuglyBeach tank must be partially full to show it does not leakCall dunnage，tools，and extraneous items are securedDwater under vessel must be deep enough to prevent grounding
单选题By night，you sight the lights of a vessel engaged in underwater operations. If an obstruction exists on the port side of the vessel，it will be marked by（）.Aa floodlightBtwo red lights in a vertical lineCa single red lightDany visible lights
单选题Two barges are being pushed ahead by a tugboat.Which statement is TRUE concerning lights on the barges（）.AEach vessel should show sidelightsBEach vessel should show at least one white lightCThe barges should be lighted as separate unitsDThe barges should be lighted as one vessel
单选题A vessel，which does not normally engage in towing operations，is towing a vessel in distress.She（）.Aneed not show the lights for a vessel engaged in towing，if it is impractical to do soBmay show the lights for a vessel not under commandCmust show a yellow light above the stern lightDmust show the lights for a vessel towing
单选题When clearing customs for a foreign voyage，which of the following is processed at the custom’s house and returned to the vessel（）.AShipping ArticlesBTraveling Curio ManifestCOfficial LogbookDCargo Gear Register
单选题Which display indicates a vessel conducting mineclearance operations（）.AThree balls in a vertical lineBTwo balls in a vertical lineCOne ball near the foremast and one ball at each yardarmDOne diamond near the foremast and one ball at each yardarm
单选题Which vessel when anchored at night，would not be required to show anchor lights? （）AA vessel engaged in underwater operationsBA vessel engaged in mine clearanceCA vessel engaged on pilotage dutyDA vessel engaged in survey operations
单选题Land-based authority conducting and co-ordinating search and rescue operations in a designated area defines（）.ARCCBOSCCCSSDGPS
单选题A vessel aground would show the same dayshape as a（）.Avessel towing a submerged objectBdredge underway and dredgingChydrographic survey vessel at anchor and surveyingDNone of the above
单选题In terms of vessel manning，a watch is the（）.Adirect performance of deck or engine operations in a scheduled and fixed rotationBperformance of maintenance work necessary for the vessel's safe operation，on a daily basisCperformance of lookout dutiesDdirect performance of cargo loading and discharge operations only
单选题A vessel being towed astern shall show at night（）.Athe lights required for a power-driven vessel underwayBonly the required masthead lightsCa sternlight onlyDsidelights and a sternlight
单选题What is one of the FIRST actions you should take after abandoning and clearing away from a vessel?（）AIdentify the person in chargeBGather up useful floating objectsCPrepare for arrival of rescue unitsDArrange watches and duties
单选题Which vessel，when anchored at night，is NOT required to show anchor lights?（）.AA power-driven vesselBA vessel engaged on pilotage dutyCA vessel dredgingDA vessel restricted in her ability to maneuver
单选题A vessel showing a rigid replica of the International Code flag “A” is engaged in（）.Adiving operationsBdredgingCfishingDmineclearance operations